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肾癌是肾脏最常见恶性肿瘤.临床表现复杂,具有血尿、肿块和腰痛三联征者,实际上是少数,且往往为晚期表现.Treter报告具有三大症状者仅16%,已失去早期诊断意义,根治已完全不可能.大部患者在典型三联征之前(2～6个月、甚至1年以上)均有扑朔迷离,变幻无定的各种肾外表现,难以确诊,极易延误治疗.鉴此,分析肾表现,对提供及时诊断的线索及估计预后,具有特殊的临床意义.兹将肾癌的肾外表现,分别概述如下,以资警惕.
Kidney cancer is the most common malignancy of the kidneys. The clinical manifestations are complex, with triple syndromes of hematuria, lumps, and low back pain. Actually it is rare, and often it is late performance. Treter reported that only 16% of the three major symptoms have lost the significance of early diagnosis. Radical treatment is completely impossible. Most patients have confusing, irregular, and various extrarenal manifestations before the typical triad (2 to 6 months or even more than 1 year). It is difficult to diagnose and easily delay treatment. Therefore, analysis of renal performance, to provide timely diagnosis of clues and to estimate the prognosis, has a special clinical significance. It will kidney cancer extrarenal renal function, respectively, as outlined below, in order to guard against vigilance.